#ifndef SUBSYSTEM_H_
#define SUBSYSTEM_H_

#include <iostream>

using namespace std;

class SubSystemOne
{
public:
	void methodOne()
	{
		cout<<"Call SubSystemOne::methodOne"<<endl;
	}
};

class SubSystemTwo
{
public:
	void methodTwo()
	{
		cout<<"Call SubSystemTwo::methodTwo"<<endl;
	}
};

class SubSystemThree
{
public:
	void methodThree()
	{
		cout<<"Call SubSystemThree::methodThree"<<endl;
	}
};

#endif // SUBSYSTEM_H_
